NSN 4220-01-441-3495 · NIIN 014413495 · Part number US853MB-XXL
Henderson Aquatics Inc · FSC 4220 — Marine Lifesaving and Diving Equipment · FSG 42 — Fire Fighting, Rescue, and Safety Equipment · CAGE 4R507
Government record, cited
NSN 4220-01-441-3495 — this item is cataloged by the U.S. Government under National Stock Number 4220-01-441-3495. Manufacturer of record part number: US853MB-XXL.
FSC: 4220 — Marine Lifesaving and Diving Equipment
FSG: 42 — Fire Fighting, Rescue, and Safety Equipment
Primary part number: US853MB-XXL
Manufacturer: Henderson Aquatics Inc
General Description
The Trousers,diver's Suit, cataloged under National Stock Number 4220-01-441-3495, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Henderson Aquatics Inc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4220-01-441-3495
Primary Part Number
US853MB-XXL
Item Name
Trousers,diver's Suit
FSC / FSG
4220 / 42 — Marine Lifesaving and Diving Equipment
Manufacturer
Henderson Aquatics Inc
Status
ACTIVE
Entrance Location
FRONT
Design Type
ONE-PIECE
Attached Cuffs
NOT INCLUDED
Size Designation
XX-LARGE
Leg Lacing Provision
NOT INCLUDED
Material
RUBBER CHLOROPRENE CLASS CR
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4220-01-441-3499US853MB-LTPOSSIBLE MATCH
TROUSERS,DIVER'S SUIT
Possible match (shared part number)Henderson Aquatics Inc
4220-01-441-3502US853MB-XLSPOSSIBLE MATCH
TROUSERS,DIVER'S SUIT
Possible match (shared part number)Henderson Aquatics Inc
4220-01-441-3683WRST312-MLPOSSIBLE MATCH
TROUSERS,DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-3686WRST312-LPOSSIBLE MATCH
TROUSERS,DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-3688WRST312-XLPOSSIBLE MATCH
TROUSERS,DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
4220-01-441-3691WRST312-XXLPOSSIBLE MATCH
TROUSERS,DIVER'S SUIT
Possible match (shared part number)Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla
Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla (USA)
Reference documents
Reference
Meaning
3462AS104
D/9Drawing number reference only
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
Related Parts
4220-01-441-3499POSSIBLE MATCH
TROUSERS,DIVER'S SUIT
US853MB-LT
4220-01-441-3502POSSIBLE MATCH
TROUSERS,DIVER'S SUIT
US853MB-XLS
4220-01-441-3683POSSIBLE MATCH
TROUSERS,DIVER'S SUIT
WRST312-ML
4220-01-441-3686POSSIBLE MATCH
TROUSERS,DIVER'S SUIT
WRST312-L
4220-01-441-3688POSSIBLE MATCH
TROUSERS,DIVER'S SUIT
WRST312-XL
4220-01-441-3691POSSIBLE MATCH
TROUSERS,DIVER'S SUIT
WRST312-XXL
Frequently Asked Questions
What is NSN 4220-01-441-3495?
NSN 4220-01-441-3495 is a Trousers,diver's Suit, manufactured by Henderson Aquatics Inc, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
What part numbers are listed for NSN 4220-01-441-3495?
NSN 4220-01-441-3495 has 4 manufacturer part numbers on file: MNPFJ442-1GL-XXL (Harveys Skin Diving Suits Inc), US853MB-XXL (Henderson Aquatics Inc), 3462AS104-6 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), RST312-XXL (Aquatic Fabricators of South Florida, Inc. Dba Aquatic Fabricators of South Fla).
What NSN replaces 4220-01-441-3495?
6 possible matches (shared part number, not a government interchangeability claim): 4220-01-441-3499, 4220-01-441-3502, 4220-01-441-3683. Verify interchangeability with system specifications before substitution.
What are the specifications of US853MB-XXL?
Key specifications for US853MB-XXL: Entrance Location: FRONT; Design Type: ONE-PIECE; Attached Cuffs: NOT INCLUDED; Size Designation: XX-LARGE. 6 specifications are documented in the U.S. Government catalog.
Is NSN 4220-01-441-3495 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.